/*
 * Copyright 2002-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package cn.cloud.all.security.oauth2.client.userinfo;

import cn.cloud.all.security.core.OAuth2AuthenticationException;
import cn.cloud.all.security.core.user.OAuth2User;
import reactor.core.publisher.Mono;

public interface ReactiveOAuth2UserService<R extends OAuth2UserRequest, U extends OAuth2User> {

    /**
     * Returns an {@link OAuth2User} after obtaining the user attributes of the End-User from the UserInfo Endpoint.
     *
     * @param userRequest the user request
     * @return an {@link OAuth2User}
     * @throws OAuth2AuthenticationException if an error occurs while attempting to obtain the user attributes from the UserInfo Endpoint
     */
    Mono<U> loadUser(R userRequest) throws OAuth2AuthenticationException;

}
